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2. RADIO OPERATION
ES350/300h_Navi_OM33B43U_(U)14.06.23 09:44
IF THE SATELLITE RADIO TUNER MALFUNCTIONS
When problems occur with the XM tuner, a message will appear on the screen. Refer-
ring to the table below to identify the problem, take the suggested corrective action.
MessageExplanation
“Ck Antenna”
The XM antenna is not connected. Check whether the XM antenna
cable is attached securely.
A short circuit occurs in the antenna or the surrounding antenna ca-
ble. See a Lexus certified dealer for assistance.
“Ch Unauth”
You have not subscribed to XM Satellite Radio. The radio is being
updated with the latest encryption code. Contact XM Satellite Radio
for subscription information. When a contract is canceled, you can
choose “Ch 000” and all free-to-air channels.
The premium channel you selected is not authorized. Wait for about
2 seconds until the radio returns to the previous channel or “Ch 001”.
If it does not change automatically, select another channel. To listen
to the premium channel, contact XM Satellite Radio.
“No Signal”The XM signal is too weak at the current location. Wait until your ve-
hicle reaches a location with a stronger signal.
“Loading...”The unit is acquiring audio or program information. Wait until the unit
has received the information.
“Ch Of f Air ”The channel you selected is not broadcasting any programming. Se-
lect another channel.
-----There is no song/program title or artist name/feature associated with
the channel at that time. No action is required.
“Ch Unavail”The channel you selected is no longer available. Wait for about 2 sec-
onds until the radio returns to the previous channel or “Ch 001”. If it
does not change automatically, select another channel.